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WebMD Symptom Checker

Black (tar) colored stools and Worms in stool

WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms black (tar) colored stools and worms in stool including Gastrointestinal bleeding, Pinworms, and Ascaris worms.

There are 18 conditions associated with black (tar) colored stools and worms in stool. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.